uint8 CBMPFormat::detectBMPVersion(void)
{
CDataReader *pDataReader = CDataReader::getInstance();
uint8 uiBMPVersion = 0;
pDataReader->setPeek(true);
string strHeader = pDataReader->readString(2);
if (strHeader.c_str()[0] == '\0' && strHeader.c_str()[1] == '\0')
{
// BMP version 1.x
uiBMPVersion = 1;
}
else if (strHeader.c_str()[0] == 'B' && strHeader.c_str()[1] == 'M')
{
// BMP version 2.x, 3.x or 4.x
pDataReader->setSeek(12);
switch (pDataReader->readUint32())
{
case 12: // BMP version 2.x
uiBMPVersion = 2;
break;
case 40: // BMP version 3.x
uiBMPVersion = 3;
break;
case 108: // BMP version 4.x
uiBMPVersion = 4;
}
}
pDataReader->setPeek(false);
pDataReader->setSeek(0);
return uiBMPVersion;
}
uint32 CCOLEntry::calculateShadowMeshVertexCount(void)
{
CDataReader *pDataReader = CDataReader::getInstance();
eCOLVersion eCOLVersionValue = getCOLVersion() == nullptr ? COL_UNKNOWN : getCOLVersion()->getVersionId();
//CDebugger::log("getHeaderStartOffset(): " + CStringUtility::toString(getHeaderStartOffset()));
//CDebugger::log("getShadowMeshFacesOffset(): " + CStringUtility::toString(getShadowMeshFacesOffset()));
//CDebugger::log("getShadowMeshFaceCount(): " + CStringUtility::toString(getShadowMeshFaceCount()));
//CDebugger::log("getCOLVersion(): " + CStringUtility::toString(getCOLVersion()));
pDataReader->setSeek(getHeaderStartOffset() + 4 + getShadowMeshFacesOffset());
string strShadowMeshFacesData = pDataReader->readString(getShadowMeshFaceCount() * (eCOLVersionValue == 1 ? 16 : 8)); // 12 or 6 = sizeof(TVertex)
//CDebugger::log("part 2 -- strShadowMeshFacesData.length(): " + CStringUtility::toString(strShadowMeshFacesData.length()));
uint32 uiSeek = 0;
uint32 uiHighestVertexIndex = 0;
if (getShadowMeshFaceCount() == 0)
{
return 0;
}
if (eCOLVersionValue == COL_1)
{
// COL 1
for (uint32 i = 0, j = getShadowMeshFaceCount(); i < j; i++)
{
for (uint8 i2 = 0; i2 < 3; i2++)
{
uint32 uiVertexIndex = CStringUtility::unpackUint32(strShadowMeshFacesData.substr(uiSeek, 4), false);
if (uiVertexIndex > uiHighestVertexIndex)
{
uiHighestVertexIndex = uiVertexIndex;
}
uiSeek += 4; // 4 is sizeof(uint32)
}
uiSeek += 4; // 4 is sizeof(TSurface)
}
}
else
{
// COL 2, 3 & 4
for (uint32 i = 0, j = getShadowMeshFaceCount(); i < j; i++)
{
for (uint8 i2 = 0; i2 < 3; i2++)
{
uint32 uiVertexIndex = CStringUtility::unpackUint16(strShadowMeshFacesData.substr(uiSeek, 2), false);
if (uiVertexIndex > uiHighestVertexIndex)
{
uiHighestVertexIndex = uiVertexIndex;
}
uiSeek += 2; // 2 is sizeof(uint16)
}
uiSeek += 2; // 1 byte for material, 1 byte for light
}
}
return uiHighestVertexIndex + 1;
}
eDATPathFormat CDATPathFormat::detectPathsFormat(void)
{
CDataReader *pDataReader = CDataReader::getInstance();
eDATPathFormat eDATPathFormatValue;
uint32 uiPreviousSeek = pDataReader->getSeek();
pDataReader->setPeek(true);
if (CStringUtility::unpackUint32(pDataReader->readString(4), false) == 0xFFFFFFFF && pDataReader->readString(4) == "FM92")
{
eDATPathFormatValue = DAT_PATH_FASTMAN92;
}
else
{
eDATPathFormatValue = DAT_PATH_DEFAULT;
}
pDataReader->setSeek(uiPreviousSeek);
pDataReader->setPeek(false);
return eDATPathFormatValue;
}
void CCOLEntry::unserialize(void)
{
CDataReader *pDataReader = CDataReader::getInstance();
uint32 uiHeaderStartPosition = pDataReader->getSeek();
setHeaderStartOffset(uiHeaderStartPosition);
// COL 1 2 3 & 4 header
setCOLVersion(CCOLManager::getCOLVersionFromFourCC(pDataReader->readString(4)));
if (getCOLVersion() == nullptr)
{
throw EXCEPTION_UNKNOWN_FORMAT;
}
uint32 uiEntrySize = pDataReader->readUint32(); // entry size from after this value
setModelName(CStringUtility::rtrimFromLeft(pDataReader->readString(22)));
setModelId(pDataReader->readUint16());
parseBoundingObjects();
eCOLVersion eCOLVersionValue = getCOLVersion() == nullptr ? COL_UNKNOWN : getCOLVersion()->getVersionId();
if (eCOLVersionValue == COL_1)
{
// COL 1 header & body
// read collision sphere count
setCollisionSphereCount(pDataReader->readUint32());
// read collision spheres array
setCollisionSpheresOffset(pDataReader->getSeek());
parseCollisionSpheres();
// read unknown1 count
setUnknown1(pDataReader->readUint32()); // number of unknown data (0)
// read collision box count
setCollisionBoxCount(pDataReader->readUint32());
// read collision boxes array
setCollisionBoxesOffset(pDataReader->getSeek());
parseCollisionBoxes();
// read collision mesh vertex count
setCollisionMeshVertexCount(pDataReader->readUint32());
// read collision mesh vertices array
setCollisionMeshVerticesOffset(pDataReader->getSeek());
parseCollisionMeshVertices();
// read collision mesh face count
setCollisionMeshFaceCount(pDataReader->readUint32());
// read collision mesh faces array
setCollisionMeshFacesOffset(pDataReader->getSeek());
parseCollisionMeshFaces();
}
else
{
// COL 2 3 & 4 header
setCollisionSphereCount(pDataReader->readUint16());
setCollisionBoxCount(pDataReader->readUint16());
setCollisionMeshFaceCount(pDataReader->readUint16());
setCollisionConeCount(pDataReader->readUint8());
uint8 ucPadding1 = pDataReader->readUint8(); // 1 byte padding
setFlags(pDataReader->readUint32());
setCollisionSpheresOffset(pDataReader->readUint32());
setCollisionBoxesOffset(pDataReader->readUint32());
setCollisionConesOffset(pDataReader->readUint32());
setCollisionMeshVerticesOffset(pDataReader->readUint32());
setCollisionMeshFacesOffset(pDataReader->readUint32());
setTrianglePlanesOffset(pDataReader->readUint32());
if ((getFlags() & 8) != 0)
{
// entry does have face groups
uint32 uiCurrentSeek = pDataReader->getSeek();
// read face group count
uint32 uiFaceGroupCountSeek = (getHeaderStartOffset() + 4 + getCollisionMeshFacesOffset()) - 4;
pDataReader->setSeek(uiFaceGroupCountSeek);
setCollisionMeshFaceGroupCount(pDataReader->readUint32());
// read face groups offset
setCollisionMeshFaceGroupsOffset((getCollisionMeshFacesOffset() - 4) - (28 * getCollisionMeshFaceGroupCount())); // 28 = sizeof(TFaceGroup)
// restore parser seek position
pDataReader->setSeek(uiCurrentSeek);
}
else
{
// entry does not have face groups
setCollisionMeshFaceGroupCount(0);
setCollisionMeshFaceGroupsOffset(0);
}
if (eCOLVersionValue == COL_3 || eCOLVersionValue == COL_4)
{
// COL 3 & 4 header
setShadowMeshFaceCount(pDataReader->readUint32());
setShadowMeshVerticesOffset(pDataReader->readUint32());
setShadowMeshFacesOffset(pDataReader->readUint32());
if (eCOLVersionValue == COL_4)
{
// COL 4 header
setUnknown1(pDataReader->readUint32());
}
}
// calculate vertex counts
// COL 2 3 & 4
uint32 uiCollisionMeshVertexCount = calculateCollisionMeshVertexCount();
setCollisionMeshVertexCount(uiCollisionMeshVertexCount);
if (eCOLVersionValue == COL_3 || eCOLVersionValue == COL_4)
{
// COL 3 & 4
uint32 uiShadowMeshVertexCount = calculateShadowMeshVertexCount();
setShadowMeshVertexCount(uiShadowMeshVertexCount);
}
// COL 2 3 & 4 body
pDataReader->setSeek(getHeaderStartOffset() + 4 + getCollisionSpheresOffset());
parseCollisionSpheres();
pDataReader->setSeek(getHeaderStartOffset() + 4 + getCollisionBoxesOffset());
parseCollisionBoxes();
pDataReader->setSeek(getHeaderStartOffset() + 4 + getCollisionMeshVerticesOffset());
parseCollisionMeshVertices();
pDataReader->setSeek(getHeaderStartOffset() + 4 + getCollisionMeshFaceGroupsOffset());
parseCollisionMeshFaceGroups();
pDataReader->setSeek(getHeaderStartOffset() + 4 + getCollisionMeshFacesOffset());
parseCollisionMeshFaces();
if (eCOLVersionValue == COL_3 || eCOLVersionValue == COL_4)
{
// COL 3 & 4 body
pDataReader->setSeek(getHeaderStartOffset() + 4 + getShadowMeshVerticesOffset());
parseShadowMeshVertices();
pDataReader->setSeek(getHeaderStartOffset() + 4 + getShadowMeshFacesOffset());
parseShadowMeshFaces();
}
}
if (!pDataReader->canSeekTo(getHeaderStartOffset() + uiEntrySize + 8))
{
// EOF
return;
}
pDataReader->setSeek(getHeaderStartOffset() + uiEntrySize + 8);
}
